CN110339446A - A kind of tracheal catheter convenient for positioning - Google Patents
A kind of tracheal catheter convenient for positioning Download PDFInfo
- Publication number
- CN110339446A CN110339446A CN201910738567.1A CN201910738567A CN110339446A CN 110339446 A CN110339446 A CN 110339446A CN 201910738567 A CN201910738567 A CN 201910738567A CN 110339446 A CN110339446 A CN 110339446A
- Authority
- CN
- China
- Prior art keywords
- tracheal catheter
- reaction reagent
- layer
- egative film
- reagent layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
- A61M16/0411—Special features for tracheal tubes not otherwise provided for with means for differentiating between oesophageal and tracheal intubation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
- A61M16/0411—Special features for tracheal tubes not otherwise provided for with means for differentiating between oesophageal and tracheal intubation
- A61M2016/0413—Special features for tracheal tubes not otherwise provided for with means for differentiating between oesophageal and tracheal intubation with detectors of CO2 in exhaled gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0227—Materials having sensing or indicating function, e.g. indicating a pressure increase
Abstract
It further include the detection card for being connected to tracheal catheter ontology inner sidewall the invention discloses a kind of tracheal catheter convenient for positioning, including tracheal catheter ontology；The detection card includes egative film, reaction reagent layer and breathable films, the reaction reagent layer is located between the egative film and breathable films, the tracheal catheter ontology and breathable films are transparent, breathable films are passed through by the intrinsic carbon dioxide gas of tracheal catheter to react with reaction reagent layer, and then the color of reaction reagent layer is made to change.Whether in place the present invention can judge tracheal catheter insertion fast and reliablely, while reduce the cost of equipment.
Description
Technical field
The present invention relates to endotracheal intubation fields, and in particular to a kind of tracheal catheter convenient for positioning.
Background technique
Endotracheal intubation be anesthetist it is the most frequently used be also to need most the technical ability of grasp, correctly sentence after tracheal catheter insertion
Disconnected tracheal catheter whether intratracheal and each anesthetist necessary class.Judge tracheal catheter whether intratracheal at present
Goldstandard or exhaled gas carbon dioxide monitoring.
At present for the insertion of tracheal catheter whether judgement in place, be broadly divided into and judge by equipment and passed through according to doctor
Test judgement.The equipment of dependence mainly includes carbon dioxide monitoring equipment.And the concrete operations of micro-judgment are that anesthetist passes through
Auscultation breath sound the methods of sees tube wall aerosol etc. and judges tracheal catheter position.
But in place of the above-mentioned equal Shortcomings of judgment mode, for example, clinical carbon dioxide monitoring equipment is expensive, it is also necessary to supervise
Shield instrument is used cooperatively.It can not absolutely guarantee that tracheal catheter can be properly inserted in self-contained operating room,
And the incomplete situation of the equipment such as emergency treatment outside other departments of out operating-room or institute, it is lower to be intubated successful probability.Artificial judgment
Then there is the case where erroneous judgement, anesthetist, can by the approach such as auscultation confirmation tracheal catheter intratracheal in actual operation
Patient's blood oxygen saturation is still fallen down.Then by confirmation repeatedly, just discovery tracheal catheter is not but intratracheal, at this moment again unbearably
Busy intubation again is likely to result in some serious consequences.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of tracheal catheters convenient for positioning, with fast and reliablely
Whether in place to judge tracheal catheter insertion, while reducing the cost of equipment.
The present invention provides a kind of tracheal catheters convenient for positioning, including tracheal catheter ontology, further include being connected to tracheae
The detection card of catheter body inner sidewall；The detection card includes egative film, reaction reagent layer and breathable films, the reaction examination
Oxidant layer is located between the egative film and breathable films, and the tracheal catheter ontology and breathable films are transparent, is led by tracheae
Carbon dioxide gas in tube body passes through breathable films and reacts with reaction reagent layer, and then makes the color of reaction reagent layer
It changes.
The beneficial effects of the present invention are embodied in:
It when in use will be in the tracheae of tracheal catheter ontology insertion human body.If the position of tracheal catheter ontology insertion tracheae
Appropriately, then characteristics of contaminated respiratory droplets and the gas of sucking can pass through tracheal catheter ontology, and the carbon dioxide gas in gas passes through thoroughly
Gas film reacts with reaction reagent layer, makes the color of reaction reagent layer that significant change occur in a short time.At this moment medical matters
Personnel can be readily observed the variation of color by transparent tracheal catheter ontology and breathable films, thus the gas illustrated
Pipe catheter body is connected to tracheae, the position suitable of insertion., whereas if the position of insertion tracheae is inappropriate, then characteristics of contaminated respiratory droplets
Gas with sucking is without going past tracheal catheter ontology, then the color of reaction reagent layer will not change or face in a short time
Color changes unobvious.At this moment medical worker can also be readily observed face by transparent tracheal catheter ontology and breathable films
Color do not change or change it is unobvious, thus illustrate tracheal catheter ontology insertion position it is not right.
Can be seen that by above-mentioned application method can judge that tracheal catheter ontology is inserted using this equipment fast and reliablely
Enter whether in place to greatly reduce and leads to the risk of serious consequence because tracheal catheter ontology insertion position is improper.In addition, originally setting
Standby structure is simple, while effect is clearly, compares existing carbon dioxide monitoring equipment, the manufacturing cost of this equipment is very
It is low, correspondingly reduce the cost of Medical Devices.
Preferably, the egative film of the detection card is connect with tracheal catheter ontology with detachable connection type.
Preferably, the one side that the egative film is connect with tracheal catheter ontology is equipped with adhering layer.
Due to will do it fixation after the insertion of tracheal catheter ontology, whether the insertion of tracheal catheter ontology is only being inserted into place
When judged.And the detection card in this equipment only plays the role of judgement when insertion, when tracheae is led
After tube body is correctly inserted into, need will test card taking-up to avoid the breathing of patient.And the adhering layer for detecting card can be fast
Speed is realized and the connection of tracheal catheter ontology and is separated, easy to use, easy to operate.
Preferably, desiccant is equipped between the egative film and breathable films.
Preferably, the desiccant along egative film edge distribution and form cricoid drying layer and drying layer and will react
The surrounding of reagent layer surrounds.
Since the detection card in this equipment is when unused, it is in sealing state, avoids the moisture and dioxy in air
Change carbon to react with reaction reagent layer.It is reacted, is played with air by the further blocking reaction reagent layer of drying layer
Extend the effect of holding time.
Preferably, dry plant fiber piece is equipped between the egative film and reaction reagent layer.
Preferably, the plant fiber piece and reaction reagent layer are respectively positioned on the centre of drying layer.
Plant fiber piece alternatively catalyst, catalytic effect is slower, be conducive to by color change when
Between control within a short period of time, i.e., in the time of a few minutes.
Preferably, the reaction reagent layer includes base indicators, highly basic indicator and catalyst.
Preferably, the base indicators are phenolphthalein reagent, and the highly basic indicator includes calcium hydroxide particle and hydrogen-oxygen
Change sodium particle, the catalyst is calcium chloride granules.
Color will after the mixture of carbon dioxide and phenolphthalein reagent, calcium hydroxide particle and sodium hydrate particle reacts
It changes, but reaction process is very slow, can not occur color change in a short time.But chlorine is added in the mixture
Change calcium particle, reaction speed can be greatly speeded up, can may occur in which color change when deeply breathing first time.Thus principle can be with
Quickly, accurately detect whether tracheal catheter ontology is inserted in place.
Preferably, the reaction reagent layer includes bromine thyme Finland's reagent and calcium chloride granules.
Similarly, color change can also occur for the reaction of bromine thyme Finland reagent and carbon dioxide, and calcium chloride granules play
The effect of quickening.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the structural schematic diagram that card is detected in the present embodiment；
Fig. 3 is the structural schematic diagram in the present embodiment after the fractionation of detection card.
In attached drawing, tracheal catheter ontology 1, connector 3, egative film 4, reaction reagent layer 5, breathable films 6, is planted at detection card 2
Fibres piece 7, drying layer 8.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
As shown in Figure 1, present embodiments provide a kind of tracheal catheter convenient for positioning, including tracheal catheter ontology 1 and
It is connected to the detection card 2 of 1 inner sidewall of tracheal catheter ontology, the upper end of tracheal catheter ontology 1 is equipped with connector 3.The detection
Card 2 includes egative film 4, reaction reagent layer 5 and breathable films 6, and the reaction reagent layer 5 is located in the egative film 4 and breathes freely thin
Between film 6.Reaction reagent layer 5 may include following substance in the present embodiment:
Reaction reagent layer 5 includes base indicators, highly basic indicator and catalyst.Specifically, the base indicators are
Phenolphthalein reagent, the highly basic indicator include calcium hydroxide particle and sodium hydrate particle, and the catalyst is calcium chloride granules.
Color will become after the mixture of carbon dioxide and phenolphthalein reagent, calcium hydroxide particle and sodium hydrate particle reacts
Change, but reaction process is very slow, can not occur color change in a short time.But calcium chloride is added in the mixture
Grain, can greatly speed up reaction speed, can may occur in which color change when deeply breathing first time.Thus principle can quickly,
Accurately detect whether tracheal catheter ontology 1 is inserted in place.
In the present embodiment reaction reagent layer 5 can be used other substances instead of above-mentioned phenolphthalein reagent, calcium hydroxide particle,
Sodium hydrate particle and calcium chloride granules, such as include following substance: bromine thyme Finland's reagent and calcium chloride granules.Similarly,
Color change can also occur for the reaction of bromine thyme Finland's reagent and carbon dioxide, and calcium chloride granules play the role of quickening,
It can may occur in which color change when deeply breathing first time.
Further, since the catalytic effect of calcium chloride granules is very fast, in order to avoid the titanium dioxide in reaction reagent layer 5 and air
Fast reaction occurs for carbon, and plant fiber piece 7 also has the function of catalysis but catalytic effect is slower than carbon dioxide.Therefore, this reality
Example is applied by reducing the dosage of calcium chloride granules, while being equipped with dry plant fibre between the egative film 4 and reaction reagent layer 5
Tie up piece 7.Reaction reagent layer 5 is sticked on plant fiber piece 7, using 7 slowed down reaction speed of plant fiber piece, thus by color
Reaction controlling may occur in which color change when deeply breathing first time.
Since detection card 2 is the medial surface for being connected to tracheal catheter, in order to not influence viewing color change, the present embodiment
In tracheal catheter ontology 1 and breathable films 6 it is transparent.The present embodiment has carried out following optimization to the structure of detection card 2:
As shown in Figures 2 and 3, in order to avoid the failure of reaction reagent layer 5, egative film 4 and breathable films 6 in the present embodiment it
Between be equipped with desiccant.The desiccant along egative film 4 edge distribution and form cricoid drying layer 8 and drying layer 8 will be anti-
The surrounding of reagent layer 5 is answered to surround.Since the detection card 2 in this equipment is when unused, it is in sealing state, is avoided in air
Moisture and carbon dioxide react with reaction reagent layer 5.Pass through the further blocking reaction reagent layer 5 of drying layer 8 and air
It reacts, plays the role of extending the holding time.The plant fiber piece 7 and reaction reagent layer 5 are respectively positioned on drying layer 8
It is intermediate.The alternatively catalyst of plant fiber piece 7, catalytic effect is slower, is conducive to the time of color change
It controls within a short period of time, i.e., in the time of a few minutes.Desiccant in the present embodiment can select calcium chloride.
Detection card 2 quickly can be connected and be split for convenience again, and specifically, the egative film 4 of detection card 2 is led with tracheae
Tube body 1 is connected with detachable connection type.The one side that the egative film 4 is connect with tracheal catheter ontology 1 is equipped with adhering layer.By
Will do it fixation after the insertion of tracheal catheter ontology 1, thus the insertion of tracheal catheter ontology 1 whether in place only when insertion into
Row judgement.And the detection card 2 in this equipment only plays the role of judgement when insertion, when tracheal catheter ontology 1
After being correctly inserted into, need will test the taking-up of card 2 to avoid the breathing of patient.And the adhering layer for detecting card 2 can be quickly real
Now with the connection of tracheal catheter ontology 1 and separate, it is easy to use, it is easy to operate.
A kind of specifically used method of tracheal catheter convenient for positioning provided in this embodiment is as follows:
Tracheal catheter ontology 1 is inserted into when in use in the tracheae of human body.If the position of the insertion tracheae of tracheal catheter ontology 1
It sets appropriately, then characteristics of contaminated respiratory droplets and the gas of sucking can pass through tracheal catheter ontology 1, and the carbon dioxide gas in gas passes through
Breathable films 6 react with reaction reagent layer 5, make the color of reaction reagent layer 5 that significant change occur in a short time.Here
Short time be respiration used in the time.At this moment medical worker by transparent tracheal catheter ontology 1 and can breathe freely thin
Film 6 is readily observed the variation of color, so that the tracheal catheter ontology 1 illustrated is connected to tracheae, the position suitable of insertion.
, whereas if the position of insertion tracheae is inappropriate, then characteristics of contaminated respiratory droplets and the gas of sucking is without going past tracheal catheter ontology 1,
Then the color of reaction reagent layer 5 will not change in a short time or color change is unobvious.At this moment medical worker can also lead to
Cross transparent tracheal catheter ontology 1 and breathable films 6 be readily observed color do not change or change it is unobvious, to say
It is not right that the position that tracheal catheter ontology 1 is inserted into is illustrated.Can be seen that by above-mentioned application method can quickly may be used using this equipment
Whether in place the insertion of tracheal catheter ontology 1 is judged by ground, is greatly reduced and is led because 1 insertion position of tracheal catheter ontology is improper
Cause the risk of serious consequence.In addition, this device structure is simple, while effect is clearly, compares existing carbon dioxide monitoring
The manufacturing cost of equipment, this equipment is very low, correspondingly reduces the cost of Medical Devices.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. a kind of tracheal catheter convenient for positioning, including tracheal catheter ontology, it is characterised in that: further include being connected to tracheal catheter
The detection card of ontology inner sidewall；The detection card includes egative film, reaction reagent layer and breathable films, the reaction reagent layer
It is located between the egative film and breathable films, the tracheal catheter ontology and breathable films are transparent, pass through tracheal catheter sheet
Intracorporal carbon dioxide gas passes through breathable films and reacts with reaction reagent layer, and then the color of reaction reagent layer occurs
Variation.
2. a kind of tracheal catheter convenient for positioning according to claim 1, it is characterised in that: the egative film of the detection card
It is connect with tracheal catheter ontology with detachable connection type.
3. a kind of tracheal catheter convenient for positioning according to claim 2, it is characterised in that: the egative film and tracheal catheter
The one side of ontology connection is equipped with adhering layer.
4. a kind of tracheal catheter convenient for positioning according to claim 1, it is characterised in that: the egative film and breathable films
Between be equipped with desiccant.
5. a kind of tracheal catheter convenient for positioning according to claim 4, it is characterised in that: the desiccant is along egative film
Edge distribution and form cricoid drying layer and drying layer surrounds the surrounding of reaction reagent layer.
6. a kind of tracheal catheter convenient for positioning according to claim 5, it is characterised in that: the egative film and reaction reagent
Dry plant fiber piece is equipped between layer.
7. a kind of tracheal catheter convenient for positioning according to claim 6, it is characterised in that: the plant fiber piece and anti-
Reagent layer is answered to be respectively positioned on the centre of drying layer.
8. a kind of tracheal catheter convenient for positioning according to claim 1-7, it is characterised in that: the reaction examination
Oxidant layer includes base indicators, highly basic indicator and catalyst.
9. a kind of tracheal catheter convenient for positioning according to claim 8, it is characterised in that: the base indicators are phenol
Phthalein reagent, the highly basic indicator include calcium hydroxide particle and sodium hydrate particle, and the catalyst is calcium chloride granules.
10. a kind of tracheal catheter convenient for positioning according to claim 1-7, it is characterised in that: the reaction
Reagent layer includes bromine thyme Finland's reagent and calcium chloride granules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738567.1A CN110339446A (en) | 2019-08-12 | 2019-08-12 | A kind of tracheal catheter convenient for positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738567.1A CN110339446A (en) | 2019-08-12 | 2019-08-12 | A kind of tracheal catheter convenient for positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110339446A true CN110339446A (en) | 2019-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910738567.1A Pending CN110339446A (en) | 2019-08-12 | 2019-08-12 | A kind of tracheal catheter convenient for positioning |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105619A (en) * | 1986-08-13 | 1988-02-24 | 卡尔·格·费德尔 | Device indicating |
| US4879999A (en) * | 1986-03-26 | 1989-11-14 | Board Of Regents, The University Of Texas System | Device for the determination of proper endotracheal tube placement |
| US20050016543A1 (en) * | 2002-10-08 | 2005-01-27 | Vital Signs Inc. | Carbon dioxide indicating apparatus, particularly, disk-like carbon dioxide indicating apparatus |
| CN101014311A (en) * | 2004-09-21 | 2007-08-08 | 舍伍德服务股份公司 | Gastric tube placement indicator |
| CN204708467U (en) * | 2015-05-26 | 2015-10-21 | 河南亚都实业有限公司 | The medical bedding and clothing bag of a kind of single use |
| CN206691709U (en) * | 2017-05-09 | 2017-12-01 | 泉州永春伟正茶叶专业合作社 | A kind of tea caddy for being easy to preservation and protection against the tide |
| CN207089875U (en) * | 2017-05-17 | 2018-03-13 | 阜阳师范学院 | A kind of improved reinforced Packaging Box |
-
2019
- 2019-08-12 CN CN201910738567.1A patent/CN110339446A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879999A (en) * | 1986-03-26 | 1989-11-14 | Board Of Regents, The University Of Texas System | Device for the determination of proper endotracheal tube placement |
| US4879999B1 (en) * | 1986-03-26 | 1996-02-06 | Nellcor Inc | Device for the determination of proper endotracheal tube placement |
| CN87105619A (en) * | 1986-08-13 | 1988-02-24 | 卡尔·格·费德尔 | Device indicating |
| US20050016543A1 (en) * | 2002-10-08 | 2005-01-27 | Vital Signs Inc. | Carbon dioxide indicating apparatus, particularly, disk-like carbon dioxide indicating apparatus |
| CN101014311A (en) * | 2004-09-21 | 2007-08-08 | 舍伍德服务股份公司 | Gastric tube placement indicator |
| CN204708467U (en) * | 2015-05-26 | 2015-10-21 | 河南亚都实业有限公司 | The medical bedding and clothing bag of a kind of single use |
| CN206691709U (en) * | 2017-05-09 | 2017-12-01 | 泉州永春伟正茶叶专业合作社 | A kind of tea caddy for being easy to preservation and protection against the tide |
| CN207089875U (en) * | 2017-05-17 | 2018-03-13 | 阜阳师范学院 | A kind of improved reinforced Packaging Box |
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Application publication date: 20191018 |